Turbines TRIZ Cases

Superalloy pins and wires rebuild turbine cooling holes and cracks while limiting boron diffusion and preserving thermal and mechanical capability.

By splitting a centrifugal compressor impeller into joinable sectors, this case cuts machining time and enables complex flow passages.

A robotic scan head tracks complex 3D coated surfaces to ablate precise slots without component repositioning, improving repeatability.

Multiple beam directions and groove-depth feedback improve boundary precision and object separation in light-based subtractive processing.

Precipitation-hardened nickel alloy repairs steam turbine blades with strong weldability and droplet erosion resistance while avoiding cracks.

Power beam welding joins the cover to cavity-back titanium fan blade ribs with lower heat input, cutting distortion, stress, and production time.

An additively built bearing compartment uses a separable lattice spring section to improve assembly efficiency, stability, and tunable stiffness.

A grooved bearing enclosure redirects seal leakage with centrifugal and gravity-driven drainage to prevent oil contamination during engine tilt.

A rounded inner wall at the duct junction suppresses pressure variation and atomisation, keeping turbine engine oil jets coherent and well targeted.

Adjusted oil pressure residuals reveal erratic patterns linked to carbon seal wear, enabling timely engine maintenance actions.

Windowed oil pressure residuals reveal erratic patterns linked to engine carbon seal wear, enabling timely maintenance without fixed intervals.

Additive filler sections in metal underframes cut weight and material use while improving force absorption and stress peak control.

A converging nozzle and curved deflector separate air from returning engine oil, cutting foam formation and reducing oil volume needs.

A porous pre-sintered braze preform helps pressure vessel reinforcements conform to complex surfaces while improving bond strength and oxidation resistance.

A repositionable light receiver lets one beam-processing setup handle both processing and measurement while adapting to different optical alignments.

Integrated fins, matrix, and counterflow cooling cut aircraft engine oil heat exchanger bulk while improving heat transfer.

A forged base with additive-built features cuts machining waste and avoids the cost of printing large components in full.

Wire arc additive manufacturing forms blade sheaths with smoother surfaces, better accuracy, and a more uniform microstructure.

Casting and machining two blade parts before surface welding forms a hollow passage with less outlet angle deformation and lower manufacturing complexity.

Localized DMD material deposition forms and finishes compressor impeller blades with complex shapes and harder edge regions.

Alternating low- and high-energy deposition builds thin metal alloy features faster while limiting deformation and thermal damage.

A silicon-free nickel-boron-germanium braze alloy avoids brittle phases while enabling ductile, oxidation-resistant superalloy repair.

Spark plasma sintering densifies ceramic-reinforced MMC inserts for turbomachine BLISKs while limiting fiber damage, deformation, and misalignment.

An integral spring with axial struts supports AM overhangs, reduces tolerance-stack gaps, and improves bearing compartment alignment.

A pivoting lever vents the adapter cavity and overcomes post-flight vacuum, making aircraft oil tank plug opening easier.

Modular anchors, tool guides, and varying guide sleeves enable precise in-situ drilling in gas turbine components while reducing internal damage and changeover time.

Interchangeable guide sleeves and anchors improve drilling accuracy in gas turbine components while speeding in-situ tool changeovers.

Beam oscillation enlarges the melt pool so powder bed fusion can build thin walls in one pass with better uniformity and faster processing.

A hybrid AM-forging process keeps the base substrate in the final annular turbine component to cut waste, time, and cost while improving strength.

Metal powder is applied only at the blade tip and fused through a translucent window, cutting powder waste and reducing window damage risk.

A titanium transition piece embedded by injected aluminium forms a strong, low-mass turbomachine blade joint without brittle intermetallic phases.

Alternate lubrication ports feed grease between bearing rows so downwind rollers avoid degraded lubricant and premature wear.

A helical passage and partitions use centrifugal force to strip air from returning oil, preserving lubricant purity and engine lubrication efficiency.

An oversized repair airfoil and electrode-guided welding align cropped blades accurately, cutting repair time, cost, and post-join processing.

Additive-made bearing housing segments joined by weldments cut manufacturing time and cost while preserving gas turbine reliability.

Controlled DED layer deposition tunes microstructure with heat, cooling, and feed settings to restore aerospace parts with structural integrity.

Preloaded compressive residual stress in a cast repair zone prevents HAZ microcracks during directed energy deposition repair.

Temperature-responsive lubricant traps in the bearing housing replace pumps and plumbing while maintaining gas turbine bearing lubrication.

Laser ablation forms controlled grooves and protrusions on a movable body's surface to cut fluid friction without sacrificing structure precision.

Controlled cooling holds welded steel above martensite temperature to form bainite, avoiding post-tempering, deformation risk, and long downtime.

Vehicle air stream pressure feeds lubricant to engine bearings through a pitot tube, cutting pump, plumbing, weight, and system complexity.

A solid-skin lattice impeller built by additive manufacturing cuts weight and production cost while preserving strength under thermal and dynamic stress.

Integrated cavities and conduits in an AM metal coupon deliver braze internally to improve joint strength, infiltration, and strain resistance.

Remote equalization valves and pressure sensing balance wellhead pressure differentials to protect fracturing valves and improve reading accuracy.

Embedded fuel passages let each injector be isolated and flow tested by cooling-induced phase change, cutting CT inspection time and cost.

A sacrificial backing enables DED repair across thin or missing substrate regions while controlling residual stress and microstructure.

Removing obstructing features creates line-of-sight for DED repair, then replacement features restore the aerospace part for service.

CT scan data guides braze deposition and finish machining to cut material waste, secondary defects, and thermal stress in repaired components.

An alignment plate and solidified fill material hold multiple repair surfaces in one build plane, cutting powder waste and recoater failures.

PBF-built replacement features are joined by DED to repair worn parts with crack-free joints while minimizing heat-affected zones.

Flexible metallic mesh is laser-welded in place to repair damaged machine surfaces with less waste, lower heat distortion, and better in-situ adaptability.

A piston insert uses pressure and centrifugal force to send lubricant to drive shaft splines and the accessory shaft centerline.

Aluminum-containing particles form a self-limiting oxide layer during brazing, helping gas turbine coatings resist wear and high-temperature oxidation.

Lock-pin and detent clamping aligns build plates across workstations, enabling accurate batch printing and faster compressor blade repair.

A defined gutter-to-gearbox volume ratio improves lubricant scavenge collection while avoiding excess weight, size, and efficiency loss.

A submerged mechanical pump stays primed in a lower lubricant reservoir, protecting turbine engine bearings during near-zero windmilling.

Shape memory alloy sleeves add hysteresis damping to gas turbine bearing supports, improving stability under high dynamic loads without oil.

Discrete split case segments simplify gas turbine assembly while enabling larger rotor diameters, additive manufacturing, and rigid sealed joints.

Motor-driven Risley prisms steer and shape a laser beam in tight turbine spaces without fragile MEMS, improving ablation control and intensity.

A hybrid process casts single-crystal airfoils and additively builds platforms to cut turbine airfoil assembly cost and variation.

Oversized replacement airfoil sections and electrode-guided welding cut turbine blade repair time, cost, and yield loss.

A hollow insert inside a pre-sintered ball preserves coolant flow after brazing, avoiding hard-to-access drilling in turbine ball-chutes.

Virtual bead layers and a reference deposition direction cut heat-source repositioning, improving metal additive manufacturing takt time.